11852440

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1489}}^1$

素因数の和:1699

約数の個数: 32

約数和(自身を含む): 26820000

約数和(自身を除く): 14967560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 398, 796, 995, 1489, 1592, 1990, 2978, 3980, 5956, 7445, 7960, 11912, 14890, 29780, 59560, 296311, 592622, 1185244, 1481555, 2370488, 2963110, 5926220, 11852440]

約数ペア:

[(1, 11852440), (2, 5926220), (4, 2963110), (5, 2370488), (8, 1481555), (10, 1185244), (20, 592622), (40, 296311), (199, 59560), (398, 29780), (796, 14890), (995, 11912), (1489, 7960), (1592, 7445), (1990, 5956), (2978, 3980)]